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Product Name: 1,2-Dichloroethane
Synonyms: Ethylene Dichloride, 1,2-Ethylene Dichloride
CAS Number: 107-06-2
Recommended Use: Chemical manufacturing, intermediate for vinyl chloride, solvent, degreaser
Supplier Information: Contact details of manufacturer or distributor, including emergency contact phone number
Molecular Formula: C2H4Cl2
Molecular Weight: 98.96 g/mol
Classification: Flammable liquid (Category 3), Acute toxicity—oral (Category 4), Acute toxicity—dermal (Category 4), Acute toxicity—inhalation (Category 3), Carcinogenicity (Category 2), Eye irritation (Category 2A), Skin irritation (Category 2), Specific target organ toxicity (single and repeated exposure - Category 1)
Signal Word: Danger
Hazard Statements: Toxic if inhaled, harmful if swallowed or absorbed through skin, suspected of causing cancer, causes skin and eye irritation, may cause damage to organs through prolonged or repeated exposure, flammable liquid and vapor
Pictograms: Exclamation mark, health hazard, flame
Precautionary Statements: Avoid breathing vapors, wear protective gloves and clothing, use only outdoors or in well-ventilated area, keep away from heat or ignition sources, if in eyes rinse cautiously, seek medical advice if exposed or unwell
Chemical Name: 1,2-Dichloroethane
CAS Number: 107-06-2
Concentration: ≥99%
Impurities: Trace components (specific identification upon request, depending on production process)
Other Components: Not relevant for pure chemical
Inhalation: Remove person to fresh air, keep at rest in a position comfortable for breathing, provide oxygen or artificial respiration if needed, seek immediate medical attention
Skin Contact: Remove contaminated clothing, rinse skin thoroughly with water for at least fifteen minutes, wash clothes before reuse, get medical attention if irritation develops
Eye Contact: Rinse cautiously with water for several minutes, remove contact lenses if present and easy to do, continue rinsing, seek prompt medical advice
Ingestion: Do not induce vomiting, rinse mouth, seek immediate medical advice, do not give anything by mouth to an unconscious person
Symptoms: Dizziness, headache, nausea, vomiting, abdominal pain, confusion, central nervous system depression, possible liver or kidney damage with long-term exposure
Suitable Extinguishing Media: Alcohol-resistant foam, dry chemical, carbon dioxide, water spray can be used to cool containers
Unsuitable Extinguishing Media: Direct water jets may spread the fire
Fire Hazards: Vapors may travel to ignition source and flash back, containers may explode in heat
Thermal Decomposition: May release hydrogen chloride, carbon monoxide, phosgene, and other toxic gases
Protective Equipment: Full protective gear including self-contained breathing apparatus, approach from upwind, stay out of low areas
Special Procedures: Evacuate area, use water spray to cool fire-exposed containers, manage runoff to prevent environmental contamination
Personal Precautions: Evacuate personnel, use personal protective equipment including chemical-resistant gloves and goggles, ventilate area
Environmental Precautions: Prevent leakage or spillage from entering drains, soil, or watercourses, notify authorities as required
Containment: Cover with non-combustible absorbent material, such as sand or earth, collect in suitable containers for disposal
Clean-Up Methods: Use spark-proof tools, ventilate area, wash spill site after clean-up
Decontamination: Do not touch or walk through spilled material, wear appropriate respirator and protective clothing
Handling: Store in tightly closed containers, handle in fume hood or with adequate ventilation, ground and bond containers for static discharge control, avoid contact with skin and eyes, avoid inhaling vapors or mist
Hygiene Measures: Wash hands and face thoroughly after handling, remove contaminated clothing and wash before reuse
Storage Conditions: Store in a cool, dry, well-ventilated area away from heat, sparks, open flame, incompatible substances like strong oxidizers
Storage Containers: Use approved, clearly labeled chemical containers constructed from compatible material
Incompatibilities: Strong bases, oxidizers, amines, active metals
Occupational Exposure Limits: OSHA PEL: 50 ppm (ceiling), ACGIH TLV: 10 ppm (TWA)
Engineering Controls: Use local exhaust or process enclosure to minimize exposure, ensure eyewash stations and showers accessible
Personal Protective Equipment: Safety goggles, face shield, chemical-resistant gloves (e.g., nitrile or butyl rubber), flame-resistant clothing, impervious footwear
Respiratory Protection: Use a full-face respirator with appropriate cartridge for organic vapors if engineering controls do not maintain exposure below limits
Environmental Exposure Controls: Prevent release to environment, install relevant containment systems
Appearance: Clear, colorless liquid
Odor: Sweet, chloroform-like odor
Odor Threshold: Approximately 6-10 ppm
pH: Not applicable
Melting Point/Freezing Point: -35.3°C
Boiling Point: 83.5°C
Flash Point: 13°C (closed cup)
Evaporation Rate: Not available
Flammability (solid, gas): Not applicable
Upper/Lower Flammability or Explosive Limits: 6.2% (upper) / 12% (lower)
Vapor Pressure: 78 mm Hg at 20°C
Vapor Density: 3.4 (air = 1)
Density: 1.25 g/cm³
Solubility: 8.7 g/L (20°C) in water; miscible with most organic solvents
Partition Coefficient (n-octanol/water): 1.48
Auto-Ignition Temperature: 413°C
Decomposition Temperature: Not available
Viscosity: 0.84 mPa·s at 25°C
Chemical Stability: Stable under recommended storage conditions
Hazardous Reactions: Reacts with strong oxidizers, alkali metals, strong bases, and amines producing heat and/or toxic gases
Conditions to Avoid: Heat, flames, sparks, sources of static electricity
Incompatible Materials: Alkali metals, strong bases, strong oxidizing agents, amines
Hazardous Decomposition Products: Hydrogen chloride, phosgene, carbon monoxide, carbon dioxide
Polymerization: Does not polymerize under normal conditions
Routes of Exposure: Inhalation, ingestion, skin and eye contact
Acute Toxicity: Toxic by inhalation (LC50 rat: 4,000 ppm/7h), harmful if swallowed (LD50 oral rat: 670 mg/kg), harmful in contact with skin (LD50 dermal rabbit: 2,800 mg/kg)
Chronic Toxicity: Repeated exposure affects liver, kidneys, and central nervous system
Carcinogenicity: Classified as possibly carcinogenic to humans (IARC Group 2B)
Mutagenicity: Evidence of mutagenic effects in laboratory studies
Reproductive Toxicity: Not demonstrated in animal studies
Other Effects: Vomiting, dizziness, unconsciousness, arrhythmias, depression of central nervous system, liver and kidney damage possible over sustained exposure
Toxicity to Aquatic Life: Toxic to aquatic organisms, may cause long-term adverse effects
Persistence and Degradability: Moderately persistent in water and soil, slow degradation under anaerobic conditions
Bioaccumulative Potential: Low potential for bioaccumulation in aquatic organisms
Mobility in Soil: Moves quickly through soil to groundwater
Other Adverse Effects: Volatile organic compound, contributes to ground-level ozone formation, potential to contaminate drinking water sources
Waste Treatment Methods: Incinerate in approved facility under controlled conditions, employ techniques that reduce emissions of hazardous substances
Contaminated Packaging: Rinse containers before disposal, treat as hazardous waste, send to licensed disposal company
Regulatory Requirements: Dispose of in accordance with local, regional, national, and international laws
Do Not: Discharge into drains, surface water, or groundwater
Recommended Practices: Use secure waste containers with clear labeling, complete waste tracking documentation
UN Number: 1184
Proper Shipping Name: 1,2-Dichloroethane
Transport Hazard Class: 3 (Flammable liquid)
Packing Group: II
Labels: Flammable liquid
Marine Pollutant: Yes
Special Precautions: Keep away from food and animal feedstuffs, do not transport with incompatible chemicals, ensure compliance with spill procedures during loading and unloading
EU Regulations: Listed on REACH Annex XVII, subject to restrictions on marketing and use
US Regulations: SARA 313: Subject to reporting, TSCA: Listed, CERCLA: Reportable quantity 100 lbs, OSHA: Considered hazardous
Canada: WHMIS Classification: B2, D1B, D2A, D2B
Other International: Included in the Rotterdam Convention on Prior Informed Consent
Labeling Requirements: Comply with local, regional, and national hazard communication standards, provide SDS and precautionary labeling for workplaces
